Arctic front

例句：

1. 1. The Arctic front is responsiblefor the cold weather in the region.
   北极前线负责该地区的寒冷天气。
2. 2. The Arcticfront has been moving closer to the coast, causing concerns about sea level rise.
   北极前线正在向海岸移动，引发了对海平面上升的担忧。
3. 3. The Arctic front isa critical area for climate change research.
   北极前线是气候研究的关键区域。